<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="lib/vue-2.4.0.js"></script>
</head>

<body>
<div id="app">
    <counter></counter>
    <hr>
    <counter></counter>
    <hr>
    <counter></counter>
    <hr>
</div>

<template id="tpl">
    <div>
        <input type="button" value="+1" @click="increment"/>
        <h3>{{count}}</h3>
    </div>
</template>


<script>
    var dataObj = {
        count:0
    }
    Vue.component('counter', {
        template: '#tpl',
        data: function () {
//            return  dataObj
            return {
                count:0
            }
        },
        methods:{
            increment(){
                this.count++;
            }
        }
    })

    // 创建 Vue 实例，得到 ViewModel
    var vm = new Vue({
        el: '#app',
        data: {},
        methods: {}
    });
</script>
</body>

</html>